The BBC Last Chance To See "Radio" page has been updated again to include the full radio episode "The Answer is Blowing in the Wind". This episode features Douglas Adams and Mark Carwardine in their search for the Rodrigues Fruit Bat. The site indicates that the Kakapo episode will be the next to be made available, in January 2009.
The radio series episode guide in David Haddock's "The Story of Last Chance To See" has been updated with the link to all the episodes released so far.
NOTE: This material is only available to UK users due to copyright restrictions. Boo-hoo!